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Verify_ISO.md

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16.04.7.3 ISO image built on 2021/03/04

Download and Verify

16.04.7.3 ISO image:
https://download.securityonion.net/file/Security-Onion-16/securityonion-16.04.7.3.iso

Signature for ISO image:
https://github.com/Security-Onion-Solutions/security-onion/raw/master/sigs/securityonion-16.04.7.3.iso.sig

Signing key:
https://raw.githubusercontent.com/Security-Onion-Solutions/security-onion/master/KEYS

For example, here are the steps you can use on most Linux distributions to download and verify our Security Onion ISO image.

Download the signing key:

wget https://raw.githubusercontent.com/Security-Onion-Solutions/security-onion/master/KEYS

Import the signing key:

gpg --import KEYS

Download the signature file for the ISO:

wget https://github.com/Security-Onion-Solutions/security-onion/raw/master/sigs/securityonion-16.04.7.3.iso.sig

Download the ISO image:

wget https://download.securityonion.net/file/Security-Onion-16/securityonion-16.04.7.3.iso

Verify the downloaded ISO image using the signature file:

gpg --verify securityonion-16.04.7.3.iso.sig securityonion-16.04.7.3.iso

The output should show "Good signature" and the Primary key fingerprint should match what's shown below:

gpg: Signature made Thu 04 Mar 2021 03:48:50 PM EST using RSA key ID ED6CF680
gpg: Good signature from "Doug Burks <doug.burks@gmail.com>"
gpg: WARNING: This key is not certified with a trusted signature!
gpg:          There is no indication that the signature belongs to the owner.
Primary key fingerprint: BD56 2813 E345 A068 5FBB  91D3 788F 62F8 ED6C F680

Once you've verified the ISO image, you're ready to proceed to our Installation guide:
https://docs.securityonion.net/en/16.04/installation.html